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Cheap flights from Portland to Melbourne Airport from $850

PDX — MEL
15 Oct — 22 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Portland to Melbourne

Tue 27/1019:15 -
2 stops24h 20m
Tue 3/1107:10 -
2 stops21h 16m
Deal found 12/9$1,248
Tue 27/1017:03 -
1 stop22h 27m
Tue 3/1122:45 -
1 stop20h 16m
Deal found 12/9$1,278
Sun 18/1019:45 -
2 stops22h 25m
Sun 25/1006:05 -
2 stops21h 21m
Deal found 15/9$1,335
Tue 27/1019:15 -
2 stops24h 20m
Tue 3/1106:05 -
2 stops22h 21m
Deal found 12/9$1,342
Sun 1/1119:15 -
2 stops25h 20m
Mon 9/1107:45 -
2 stops20h 41m
Deal found 11/9$1,348
Sat 7/1119:10 -
2 stops24h 45m
Sun 15/1106:05 -
2 stops22h 21m
Deal found 10/9$1,353
Sun 8/1119:10 -
2 stops24h 05m
Sun 29/1106:00 -
2 stops22h 26m
Deal found 13/9$1,371
Mon 26/1019:15 -
2 stops23h 10m
Thu 19/1106:05 -
2 stops22h 21m
Deal found 15/9$1,385
Mon 12/1015:30 -
2 stops26h 50m
Mon 19/1006:05 -
2 stops21h 26m
Deal found 13/9$1,395
Sun 8/1119:10 -
2 stops25h 05m
Sun 29/1107:30 -
2 stops20h 56m
Deal found 10/9$1,408

Find flight deals from Portland to Melbourne

Round-trip from

$1,248

One-way from

$850

Popular in

July

Cheapest in

June

Average price

$1,876
Air Canada
  • Air Canada
  • 27/10-3/11
  • 4 total stops
  • 45h 36m total
  • Portland to Melbourne
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United Airlines
  • United Airlines
  • 13/10-31/12
  • 2 total stops
  • 39h 00m total
  • Portland to Melbourne
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($77 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Portland to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 13/10

23:30-08:30

2 stops39h 00m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$850

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 20/1

15:15-21:20

2 stops35h 05m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$892

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 25/9

08:40-07:30

2 stops29h 50m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$985

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sat 9/1

15:15-18:00

2 stops31h 45m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,093

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 13/10

17:03-00:10

3 stops37h 07m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,121

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 25/9

12:39-07:35

3 stops49h 56m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,411

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sat 9/1

14:00-08:00

1 stop23h 00m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,526
Fastest return journey

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 20/1

17:10-08:00

1 stop19h 50m

Melbourne

Wed 31/12

00:00-06:00

Nonstop0h 00m

$1,593

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 28/10

09:00-08:30

2 stops29h 30m

Melbourne

Wed 4/11

11:30-18:20

3 stops25h 50m

$1,639

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Mon 26/10

10:59-09:30

1 stop28h 31m

Melbourne

Thu 19/11

12:45-18:24

1 stop24h 39m

$1,681

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Portland to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Portland with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Portland to Melbourne Airport

What is the cheapest month to book a flight from Portland to Melbourne Airport?

Currently, June is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,378). Flying from Portland to Melbourne Airport in July is currently the most expensive (average of $2,313). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Portland to Melbourne Airport?

Airfare is below average for this route at the moment.

Portland to Melbourne Airport flights typically cost between $1,705 and $2,075 in October.
The cheapest return price found within the last 5 days was $1,248 on Air Canada (27 Oct–3 Nov).

Related info for your journey

  • What airport do you fly from for flights from Portland to Melbourne?

    Located just 9.7 km from the city centre, Portland is the airport most travellers will use when flying to Melbourne from Portland. Booking flights from Portland (PDX) to Melbourne should be relatively easy as there are 0 daily outbound flights to Melbourne from 0 different airlines.

  • How long is the flight from Portland to Melbourne Airport?

    A quick flight from Portland to Melbourne Airport can take about 29h 30m. United Airlines provides one of the quickest options available for as low as $1,639. There are 13053 km between Portland and Melbourne Airport.

  • Can I find deals for flights from Portland to Melbourne that include hotel bookings?

    Yes. In addition to deals on Portland to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portland to Melbourne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Melbourne.

  • Can I find deals for business class flights from Portland to Melbourne?

    Yes. Cheapflights offers flight deals from Portland to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Melbourne Airport?

    Currently, June is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,378). Flying from Portland to Melbourne Airport in July is currently the most expensive (average of $2,313). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Melbourne Airport?

Book flights to Melbourne Airport if you plan to visit one of these locations
Dandenong
Geelong
Ballarat
Tullamarine
Apollo Bay
Lorne
Shepparton
St Kilda
Phillip Island
Sorrento
Torquay
Daylesford
Mornington
Brighton

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How does Cheapflights help users find flights from Portland to Melbourne?

Cheapflights makes it easy to find Portland to Melbourne flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portland to Melbourne?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Melbourne from Portland.

Can Cheapflights find flights from Portland to Melbourne with no change fees?

Yes, we can. To see specific flights from Portland to Melbourne with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Portland to Melbourne become cheaper?

Yes! Start tracking prices for Portland to Melbourne flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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